in the news, the country's highest ranking mililiry officer is in afghanistan promoting president obama's order to begin withdrawing troops. admiral mike mullin said drawing down the troops can be done without putting the mission at risk. >>> and the first trees donated by the september 11th memorial in new york city have been planted where flight 93 crashed in pennsylvania. all 40 trees will be planted, one for each victim on that flight. >>> a mississippi man, this is a weird one, was arrested for letting his 8-year-old son drive, while he, the father, was asleep, allegedly drunk in the passenger seat. state troopers were called when they saw the pickup driving erratically. the man's 4-year-old daughter was also in the car. >>> and finally, some penguins at the san francisco zoo have rejoined their colony after graduating from fish school, fish school. imagine that. the penguins spent the past month learning how to swim and interact with people. it's time for the weather and casey curry from the abc 13 station in houston, casey. >> good morning, ron. we'll talk quickly about the tropics